[INFO] fetching crate arbalest 0.2.1...
[INFO] testing arbalest-0.2.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate arbalest 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate arbalest 0.2.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arbalest 0.2.1
[INFO] finished tweaking crates.io crate arbalest 0.2.1
[INFO] tweaked toml for crates.io crate arbalest 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e87fedc2960bbec0a8831e0c90343daa0d1235f36aef720bd713e25ddcdfac23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e87fedc2960bbec0a8831e0c90343daa0d1235f36aef720bd713e25ddcdfac23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e87fedc2960bbec0a8831e0c90343daa0d1235f36aef720bd713e25ddcdfac23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87fedc2960bbec0a8831e0c90343daa0d1235f36aef720bd713e25ddcdfac23", kill_on_drop: false }`
[INFO] [stdout] e87fedc2960bbec0a8831e0c90343daa0d1235f36aef720bd713e25ddcdfac23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58a871af86f24f4ffe7368b9ff079c530b92d1c620878b15f0e10eab672b83ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58a871af86f24f4ffe7368b9ff079c530b92d1c620878b15f0e10eab672b83ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbalest v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/sync.rs:917:14
[INFO] [stdout]     |
[INFO] [stdout] 917 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/sync.rs:1217:14
[INFO] [stdout]      |
[INFO] [stdout] 1217 |         self.description().fmt(f)
[INFO] [stdout]      |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "58a871af86f24f4ffe7368b9ff079c530b92d1c620878b15f0e10eab672b83ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a871af86f24f4ffe7368b9ff079c530b92d1c620878b15f0e10eab672b83ae", kill_on_drop: false }`
[INFO] [stdout] 58a871af86f24f4ffe7368b9ff079c530b92d1c620878b15f0e10eab672b83ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5ff931782352bdf988ab4822ef846c730ffc08fdc426d6e1d83c3b71481a114
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c5ff931782352bdf988ab4822ef846c730ffc08fdc426d6e1d83c3b71481a114", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/sync.rs:917:14
[INFO] [stdout]     |
[INFO] [stdout] 917 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling arbalest v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/sync.rs:1217:14
[INFO] [stdout]      |
[INFO] [stdout] 1217 |         self.description().fmt(f)
[INFO] [stdout]      |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "c5ff931782352bdf988ab4822ef846c730ffc08fdc426d6e1d83c3b71481a114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ff931782352bdf988ab4822ef846c730ffc08fdc426d6e1d83c3b71481a114", kill_on_drop: false }`
[INFO] [stdout] c5ff931782352bdf988ab4822ef846c730ffc08fdc426d6e1d83c3b71481a114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a7f3ae191363f3ead94dcec9e6db6f691ab78ed6b31bcd62e506dd88059d7a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a7f3ae191363f3ead94dcec9e6db6f691ab78ed6b31bcd62e506dd88059d7a6", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/sync.rs:917:14
[INFO] [stderr]     |
[INFO] [stderr] 917 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]     --> src/sync.rs:1217:14
[INFO] [stderr]      |
[INFO] [stderr] 1217 |         self.description().fmt(f)
[INFO] [stderr]      |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sync-17e92b8d0d2b028f
[INFO] [stdout] running 11 tests
[INFO] [stdout] test drop_strong ... ok
[INFO] [stdout] test into_from_raw ... ok
[INFO] [stdout] test manually_share_strong ... ok
[INFO] [stdout] test show_strong ... ok
[INFO] [stdout] test test_from_owned ... ok
[INFO] [stdout] test test_frail_count ... ok
[INFO] [stdout] test test_live ... ok
[INFO] [stdout] test try_unwrap ... ok
[INFO] [stdout] test test_strong_count ... ok
[INFO] [stdout] test test_dead ... ok
[INFO] [stdout] test drop_strong_frail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arbalest
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::ptr_eq (line 1103) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::new (line 936) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong (line 66) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::borrow_mut (line 253) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::upgrade (line 967) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::cmp (line 725) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::ptr_eq (line 1086) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::clone (line 1125) ... ok
[INFO] [stdout] test src/sync.rs - sync::RefMut::downgrade (line 858) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::drop (line 1170) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::default (line 1148) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::try_upgrade (line 1017) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong (line 87) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::upgrade (line 986) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::clone (line 528) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::borrow_mut (line 265) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::default (line 508) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::from_raw (line 359) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::ge (line 706) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::frail_count (line 413) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::into_raw (line 333) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::gt (line 689) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::downgrade (line 388) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::drop (line 767) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::ne (line 615) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::eq (line 597) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::le (line 672) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::ptr_eq (line 458) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::new (line 179) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::lt (line 655) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::partial_cmp (line 637) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::strong_count (line 438) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::try_borrow_mut (line 296) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::try_unwrap (line 209) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a7f3ae191363f3ead94dcec9e6db6f691ab78ed6b31bcd62e506dd88059d7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a7f3ae191363f3ead94dcec9e6db6f691ab78ed6b31bcd62e506dd88059d7a6", kill_on_drop: false }`
[INFO] [stdout] 0a7f3ae191363f3ead94dcec9e6db6f691ab78ed6b31bcd62e506dd88059d7a6